250 Matching Results

Search Results

Car-Door.

Description: Patent for improvements in car doors. These improvements make the doors fire and water proof and allow the door to be locked. Includes instructions and illustrations.
Date: December 8, 1891
Creator: Moore, Francis A.
Partner: UNT Libraries Government Documents Department

Bottle Holder.

Description: Patent for a bottle holder, to hold ink bottles to a surface such as a desk or table. It is designed to be both a permanent or detachable fixture.
Date: December 3, 1918
Creator: Kayser, Mary Louise
Partner: UNT Libraries Government Documents Department

Locomotive Valve Gear.

Description: Patent for a new and improved valve-gear. This design "is especially designed for locomotive-engines; and the invention consists of a combination of rockers, shafts, arms, levers, links, and connecting-rods worked from the cross-head of the locomotive exclusively, and so arranged as to give the valve a correct motion" (lines 7-13).
Date: December 8, 1885
Creator: Lewis, Wallace James
Partner: UNT Libraries Government Documents Department

Insulator Support for Line Wires

Description: Patent for an insulator support for line wires. This invention is designed to support the cross arms used with telephone and telegraph poles. illustration included.
Date: December 10, 1912
Creator: Hoybook, Henry L.
Partner: UNT Libraries Government Documents Department

Improvement in Combination-Hoes.

Description: Patent for "hoes in which the blade is made detachable from the handle-eye, and the latter made to receive several blades or other attachments." (Lines 13-16) Includes instructions and illustrations.
Date: December 4, 1877
Creator: Nelson, David A.
Partner: UNT Libraries Government Documents Department

Improvement in Bale - Ties.

Description: Patent for new and improved bale - tie, and to be applied to other things, such as barrels, tubs, bracelets, and ladies' garters.
Date: December 29, 1874
Creator: Cain, Washington G.
Partner: UNT Libraries Government Documents Department

Plastic Fence-Post.

Description: Patent for a plastic fence post that wire fencing or wooden rails can be attached to that has the connection areas on the post hollowed out to protect the parts from the weather.
Date: December 24, 1907
Creator: Libhart, Hugh P.
Partner: UNT Libraries Government Documents Department

Refrigerating Apparatus

Description: Patent for a refrigerating apparatus for the purpose of regulating the liquid refrigerant agents in the expansion coils. Illustrations included.
Date: December 15, 1908
Creator: Mayhew, John Daugherty
Partner: UNT Libraries Government Documents Department

Gas-Generator.

Description: Patent for a gas generator "which will be entirely automatic in its action so long as the supply of oil is kept up and thereby render the use of weights and winding apparatus unnecessary." (Lines 21-24) Includes instructions and illustrations.
Date: December 17, 1895
Creator: Henderson, Thomas & Stapp, William A.
Partner: UNT Libraries Government Documents Department

Grocer's Bin.

Description: Patent for a new and improved grocer's bin. This design "consists, broadly, in a box or bin pivoted so that its upper open end may be conveniently tilted out for the purpose of replenishing or taking therefrom, and may as conveniently be pushed back into the casing or framing" (lines 9-13).
Date: December 11, 1888
Creator: Johnston, Lysander
Partner: UNT Libraries Government Documents Department

Piano-Sling

Description: Patent for a piano sling used for handling pianos. Illustrations included.
Date: December 10, 1907
Creator: Hanson, Henry Harrison
Partner: UNT Libraries Government Documents Department
Back to Top of Screen